CN109387193B - Indoor map updating method and device - Google Patents
Indoor map updating method and device Download PDFInfo
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- CN109387193B CN109387193B CN201710652888.0A CN201710652888A CN109387193B CN 109387193 B CN109387193 B CN 109387193B CN 201710652888 A CN201710652888 A CN 201710652888A CN 109387193 B CN109387193 B CN 109387193B
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- 238000013524 data verification Methods 0.000 claims description 13
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/005—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 with correlation of navigation data from several sources, e.g. map or contour matching
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Abstract
The invention discloses an updating method and a device of an indoor map, which comprises the following steps of converting an original structure drawing or collected original data of a building into a file containing basic map information; adding primitive information into the file containing the basic map information to generate a primitive information file; step three, converting the primitive information file and generating a map exchange file with a general format; checking and verifying the data of the map exchange file; and fifthly, compiling the checked and verified data into a binary map file by a data compiler. The method and the device for updating the indoor map can convert required graphic element information into a binary map file for a user to use on the basis of preprocessing the original structure drawing of the building, the map file is small and exquisite, the map file is convenient to use in handheld or vehicle-mounted equipment, and found errors can be timely modified in a flexible mode.
Description
Technical Field
The invention relates to an indoor navigation technology, in particular to an indoor map updating method and device.
Background
At present, an indoor map in navigation is different from an outdoor map, the outdoor map is mainly aimed at roads and buildings, so that the collection is relatively easy, the change period is relatively slow, the indoor map is dense in buildings, the roads are short and narrow, the map collection is more difficult, the probability of serious change of the indoor map is very high, such as business layout readjustment, parking space repartitioning and the like of a parking lot, a large amount of modification and iteration are inevitable during map collection and generation, and a large amount of time is consumed by adopting a traditional mode, so that the problem of rapidly positioning and correcting the indoor map errors is urgently solved.
Aiming at the problems in the prior art, the method and the device for updating the indoor map have important significance.
Disclosure of Invention
In order to solve the above problems, the present invention provides an updating method and apparatus for an indoor map.
In order to achieve the above object, an indoor map updating method according to the present invention includes the steps of: converting an original structure drawing or collected original data of a building into a file containing basic map information; adding primitive information into the file containing the basic map information to generate a primitive information file; step three, converting the primitive information file and generating a map exchange file with a general format; checking and verifying the data of the map exchange file; compiling the checked and verified data into a binary map file by a data compiler;
further, the step four of checking and verifying the data of the map exchange file specifically includes the following steps: step a, performing data check on the correctness of the data in the map exchange file in a local server, and transmitting the data into a cloud server, wherein the preliminary check specifically comprises the following steps: judging whether the data of points, lines and surfaces in the map exchange file exceed the range of the map layer, whether overlapping or floating point type data exceed the allowable range, whether blank data exist and whether the coordinate exceeds the allowable range; b, carrying out logic check on the data in the cloud server, wherein the logic check specifically comprises the following steps: judging whether the data has potential factors causing navigation failure of a navigation engine, such as whether the connectivity of a path is reasonable, whether an unplanned path exists or not and whether an inaccessible node exists or not; c, generating a simple map which can be browsed by a browser for the data which pass through the logic check according to the mode that the building passes through HTML5+ WEBGL;
further, step c is followed by step d: outputting the errors found in the logic check in an XML format;
further, step d is followed by step e: connecting the cloud server to position and modify errors;
further, the primitive information is layer information, path information, POI information and hidden information used by a developer;
further, the map exchange file with the general format is in an MIF format, an MID format or an SHP format;
the invention also comprises an updating device of the indoor map, which is characterized by comprising an original data processing module, a map editing module, a data generating module, a data verifying module, a map data compiling module and an error processing module; the original data processing module is used for converting an original structure diagram of a building or self-collected data into a file containing map basic information; the map editing module is used for adding specific graphic element information in a file containing map basic information to generate a graphic element information file; the data generation module is used for converting the primitive information file and generating a map exchange file in a general format; the data verification module is used for verifying the correctness of the data in the map exchange file; the map data compiling module is used for compiling the data into a binary map file and pushing the binary map file to the using equipment; the error processing module is used for positioning and correcting errors found in the data verification module and iterating a processing result to the generated data file;
further, the data verification module specifically includes: the system comprises a data basic verification module, a data logic verification module and a data graphic verification module; the data basic verification module is used for carrying out basic correctness verification on data in the generated map exchange file locally and then uploading the data to the cloud server; the data logic verification module runs at the cloud server end and is used for performing deep level logic inspection such as path planning, POI traversal and the like on data in the cloud server; the data imaging module runs at the cloud server end and is used for rendering data through HTML5 and WEBGL to generate a primary image, and then outputting the primary image to the HTTP server for manual inspection.
Further, the data verification module further comprises an error output module and an error modification module, wherein the error output module is used for outputting the checked errors in the cloud server to an HTTP server in an XML format; the error modification module is used for providing an interface for browsing and modifying the output error directly through a browser.
The method and the device for updating the indoor map can convert required graphic element information into a map exchange file with a general format on the basis of preprocessing the original structure drawing of the building, and compile data with the general format into a binary map file for a user to use through map information software.
Drawings
Fig. 1 is a schematic flow chart of an updating method of an indoor map according to the present invention;
fig. 2 is a schematic diagram illustrating a specific process of checking and verifying data of the map exchange file according to the present invention;
fig. 3 is a schematic structural diagram of an indoor map updating apparatus according to the present invention;
fig. 4 is a schematic structural diagram of a data verification module according to the present invention.
Detailed Description
The structure, operation, and the like of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, fig. 1 is a schematic flow chart of an updating method of an indoor map according to the present invention, including the following steps: step one S1, converting the original structure drawing of the building or the collected original data into a file containing map basic information; in a preferred embodiment of the present invention, the original structure drawing may be an original internal drawing or electronic document of a building, the internal drawing may be converted into a corresponding electronic document by scanning, the electronic document may be in a PDF or DSW format, and then processed by drawing design software such as CAD or AUTOCAD, that is, after removing unnecessary information in the electronic document file, the processed electronic document is converted into a file containing basic map information;
step two S2, adding primitive information in the file containing the map basic information to generate a primitive information file; in a preferred embodiment of the present invention, map information software such as ARCGIS or MAPINFO may be used to import the file containing the basic map information, and then add the primitive information such as layer information and path information. Typically, the primitive information is layer information, path information, POI information, and hidden information for developers to use.
Step three, S3, converting the primitive information file and generating a map exchange file with a general format; in a preferred embodiment of the present invention, the map exchange file in the common format is in an MIF, MID, or SHP format.
In step four S4, checking and verifying the data of the map exchange file, in a preferred embodiment of the present invention, the checking and verifying is triple verification, that is, firstly, checking the correct verification of the local data, then uploading the check to the cloud server, performing further logical verification check in the cloud server, and finally generating a visual simple map for graphical verification check;
as shown in fig. 2, fig. 2 is a schematic diagram of a specific flow of checking and verifying the data of the map exchange file in step four S4 of the present invention, which specifically includes the following steps:
step a (sa), performing data check on the correctness of the data in the map exchange file in the local server, and transmitting the data into the cloud server, where the preliminary check specifically includes: judging whether the data of points, lines and surfaces in the map exchange file exceed the range of the map layer, whether overlapping or floating point type data exceed the allowable range, whether blank data exist and whether the coordinate exceeds the allowable range;
step b (Sb), carrying out logic check on the data in the cloud server, wherein the logic check specifically comprises the following steps: judging whether the data has potential factors causing navigation failure of a navigation engine, such as whether the connectivity of a path is reasonable, whether an unplanned path exists or not and whether an inaccessible node exists or not; in a preferred embodiment of the present invention, the potential factors causing navigation failure of the navigation engine may generally be whether there is an isolated POI or node, whether there is a reasonable route between two POIs, whether there is an overly complex route, etc.;
step c (Sc), generating a simple map which can be browsed by a browser in a building unit through HTML5+ WEBGL mode for data which pass through logic verification check, and then manually checking with a relevant mobile device by referring to an actual environment, wherein generally, a user can access the graphical data which are output to the HTTP server through the browser or a special network program, so that the generated map can be visually seen, once an error is found, the error can be quickly positioned, and then the corresponding data can be quickly modified or reacquired;
step d (sd), the error found in the logic check is output in XML format, in the preferred embodiment of the present invention, the error or warning information checked out in the cloud server is stored in the HTTP server in XML format, which is convenient for the user to analyze and process, the user can quickly browse or locate all errors through the browser and the dedicated interface, and at the same time, the user can analyze and modify the error or warning information by using the browser or the dedicated tool or software, and then directly update the modified content to the cloud server.
And e, (Se) connecting the cloud server to position and modify errors.
Step five S5, compiling the checked and verified data into a binary map file by a data compiler; generally, the data can be compiled into a binary map file by a data compiler, stored by a customs-related version management software, and then pushed to a user device from the cloud server; the using equipment can be a handheld tablet computer or vehicle-mounted equipment and is called by an indoor navigation engine.
As shown in fig. 3, fig. 3 is a schematic structural diagram of an updating apparatus of an indoor map according to the present invention, where the updating apparatus of an indoor map includes an original data processing module 1, a map editing module 2, a data generating module 3, a data verifying module 4, and a map data compiling module 5, where the original data processing module 1 is configured to convert an original structure drawing of a building into a file in a PDF format or a DSW format, and then convert the original file into a file containing basic map information after removing unnecessary information in the original file through software preprocessing such as CAD and AUTOCAD; the map editing module 2 is used for adding graphic element information into a file containing map basic information to generate a graphic element information file; the data generating module 3 is configured to convert the primitive information file and generate a map exchange file in a general format, where the general format may be a file in an MID format or an MIF format; the data verification module 4 is used for verifying the correctness of the data in the map exchange file; the map data compiling module 5 is used for compiling the data into a binary map file and transmitting the binary map file into a using device, and the error processing module 6 is used for positioning and correcting errors found in the data verification module 4 and iterating a processing result into a generated data file; generally, the update devices of the indoor map are each provided with a network module, and the network module is used for connecting and accessing the update devices of the indoor map and the cloud server, and includes an access cloud server, an HTTP server, a configuration management server, a file server, and the like.
As shown in fig. 4, fig. 4 is a schematic structural diagram of a data verification module 4 according to the present invention, where the data verification module specifically includes: a data basic verification module 41, a data logic verification module 42, a data graphic verification module 43, an error output module 44 and an error modification module 45, wherein the data basic verification module 41 is used for locally performing basic correctness check on data in the generated map exchange file and then uploading the data to the cloud server; the data logic verification module runs at the cloud server end and is used for performing deep level logic inspection such as path planning, POI traversal and the like on data in the cloud server; the data imaging module runs at the cloud server end and is used for rendering data through HTML5 and WEBGL to generate a primary image, and then outputting the primary image to the HTTP server for manual inspection. The error output module 44 is configured to output the detected error in the cloud server to an HTTP server in an XML format; the error modification module 45 is used to provide a friendly interface for browsing and modifying the output error directly through the browser, so that the user can browse and modify the output error more directly. In combination with the data logic verification module 42 and the data graphical verification module 43, the error processing module 6 can output the errors detected in the cloud server to the local server, so that a user can quickly browse or locate all the errors, modify error information by using a tool, directly update the modified content to the cloud server, and then quickly see the modified result through the database verification module 42 and the map rendering module 43.
The foregoing is merely illustrative of the present invention, and it will be appreciated by those skilled in the art that various modifications may be made without departing from the principles of the invention, and the scope of the invention is to be determined accordingly.
Claims (8)
1. An updating method of an indoor map is characterized by comprising the following steps:
converting an original structure drawing or collected original data of a building into a file containing basic map information;
adding primitive information into the file containing the basic map information to generate a primitive information file; the graphic element information is layer information, path information, POI information and hidden information used by a developer;
step three, converting the primitive information file and generating a map exchange file with a general format;
checking and verifying the data of the map exchange file;
compiling the checked and verified data into a binary map file by a data compiler; and storing the binary map file through related version management software, and pushing the binary map file to a using device through a cloud server, wherein the using device comprises a handheld tablet personal computer or vehicle-mounted device for being called by an indoor navigation engine.
2. An updating method of an indoor map as claimed in claim 1, wherein the step four of checking and verifying the data of the map exchange file specifically comprises the following steps:
step a, performing data preliminary check on the correctness of the data in the map exchange file in a local server, and transmitting the data into a cloud server, wherein the preliminary check specifically comprises the following steps: judging whether the data of points, lines and surfaces in the map exchange file exceed the range of the map layer, whether overlapping or floating point type data exceed the allowable range, whether blank data exist and whether the coordinate exceeds the allowable range;
b, carrying out logic check on the data in the cloud server, wherein the logic check specifically comprises the following steps: determining whether the data has potential factors causing navigation failure of a navigation engine, including: whether the connectivity of the path is reasonable, whether an unplanned path exists or not and whether an inaccessible node exists or not;
and c, generating a simple map which can be browsed by a browser according to the data which passes the logic check and the mode that the building passes HTML5+ WEBGL.
3. An indoor map updating method as claimed in claim 2, further comprising step d after step c: and outputting the errors found in the logic check in an XML format.
4. An indoor map updating method as claimed in claim 3, further comprising step e after step d: and connecting the cloud server to locate and modify the error.
5. An updating method of an indoor map as claimed in claim 1, wherein the map exchange file in the common format is in an MIF format, an MID format or an SHP format.
6. The indoor map updating device is characterized by comprising an original data processing module, a map editing module, a data generating module, a data verifying module, a map data compiling module, an error processing module,
The original data processing module is used for converting an original structure diagram of a building or self-collected data into a file containing map basic information;
the map editing module is used for adding specific graphic element information in a file containing map basic information to generate a graphic element information file; the graphic element information is layer information, path information, POI information and hidden information used by a developer;
the data generation module is used for converting the primitive information file and generating a map exchange file in a general format;
the data verification module is used for verifying the correctness of the data in the map exchange file;
the map data compiling module is used for compiling the data into a binary map file and pushing the binary map file to a using device, wherein the binary map file is stored through related version management software, and the using device comprises a handheld tablet personal computer or a vehicle-mounted device and is used for being called by an indoor navigation engine;
the error processing module is used for positioning and correcting errors found in the data verification module and iterating the processing result to the generated data file.
7. An indoor map updating apparatus as claimed in claim 6, wherein the data verification module specifically comprises: the system comprises a data basic verification module, a data logic verification module and a data graphic verification module;
the data basic verification module is used for carrying out basic correctness verification on data in the generated map exchange file locally and then uploading the data to the cloud server;
the data logic verification module runs at the cloud server end and is used for performing deep logic inspection including path planning and POI traversal on data in the cloud server;
the data graphical verification module runs at the cloud server end and is used for rendering data through HTML5 and WEBGL to generate a primary graph, and then outputting the primary graph to the HTTP server for manual inspection.
8. An updating apparatus of an indoor map according to claim 7, wherein the data verification module further includes an error output module and an error modification module, the error output module is configured to output the error checked in the cloud server to the HTTP server in an XML format;
the error modification module is used for providing an interface for browsing and modifying the output error directly through a browser.
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| CN112084278B (en) * | 2020-08-31 | 2022-07-01 | 武汉光庭信息技术股份有限公司 | Verification method and device for map data conversion customized product |
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| CN102184228B (en) * | 2011-05-11 | 2012-08-29 | 武汉虹信通信技术有限责任公司 | Map data processing method in road test system and device thereof |
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